STATIC CHARGE ONLINE IGCSE PHYSICS CLASS Static charges are electrical charges comprised of Positive and Negative charges.  Static charges do not move since it resides statically on.

GRAPH SCALE A simple understanding of scale in the graph. Many of you have asked me, what it means by 1cm to 1 unit, 2cm to 1.

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CONVEX LENSES There are two types of ray diagrams discussed in IGCSE. Concave Lenses Ray Diagrams Convex Ray Diagrams Looking at the table below, we can understand.